-7(2n+5)-7(1+5n)=-42

Solution for -7(2n+5)-7(1+5n)=-42 equation:

Simplifying
-7(2n + 5) + -7(1 + 5n) = -42

Reorder the terms:
-7(5 + 2n) + -7(1 + 5n) = -42
(5 * -7 + 2n * -7) + -7(1 + 5n) = -42
(-35 + -14n) + -7(1 + 5n) = -42
-35 + -14n + (1 * -7 + 5n * -7) = -42
-35 + -14n + (-7 + -35n) = -42

Reorder the terms:
-35 + -7 + -14n + -35n = -42

Combine like terms: -35 + -7 = -42
-42 + -14n + -35n = -42

Combine like terms: -14n + -35n = -49n
-42 + -49n = -42

Add '42' to each side of the equation.
-42 + 42 + -49n = -42 + 42

Combine like terms: -42 + 42 = 0
0 + -49n = -42 + 42
-49n = -42 + 42

Combine like terms: -42 + 42 = 0
-49n = 0

Solving
-49n = 0

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Divide each side by '-49'.
n = 0

Simplifying
n = 0